每磅鱼翅最高可以卖到300美元，而鲨鱼肉却不那么值钱，还需要占用渔船上的冷冻室，加重船的负荷。
While a pound of shark fin can go for up to $300, most shark meat isn't particularly valuable, and it takes up freezer space and weight on fishing boats.
针对渔船出海捕鱼冷藏问题，利用渔船的柴油发动机的余热，采用余热冷管进行制冷来提供冷冻保鲜需要的冷量。
Aiming at the refrigeration of the fisher, we use exhausted heat of the fisher's diesel engine as the power to drive the cooling tube.
针对渔船出海捕鱼冷藏问题，利用渔船的柴油发动机的余热，采用余热冷管进行制冷来提供冷冻保鲜需要的冷量。
Aiming at the refrigeration of the fisher we use exhausted heat of the fisher's diesel engine as the power to drive the cooling tube.
巨大的游动工厂加工并冷冻拖网渔船队捕获的东西。
Huge floating factories processed and froze catches brought in by teams of trawlers.
巨大的游动工厂加工并冷冻拖网渔船队捕获的东西。
Huge floating factories processed and froze catches brought in by teams of trawlers.
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